Home / 34,743.44-47,945.76-18,827.48

Finding the Fourth Proportional to 34,743.44, 47,945.76 and 18,827.48

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Solution

The fourth proportional to 34,743.44, 47,945.76 and 18,827.48 is: 25,981.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,743.44 : 47,945.76 = 18,827.48 : x
  2. Step 2: Convert to fraction form
    34,743.44/47,945.76 = 18,827.48/x
  3. Step 3: Cross multiply
    34,743.44x = 47,945.76 × 18,827.48
  4. Step 4: Simplify right side
    34,743.44x = 902,697,837.48
  5. Step 5: Solve for x
    x = 902,697,837.48/34,743.44
  6. Step 6: Final answer
    x = 25,981.82

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.